Recent content by yassine

i tried to use P(delta)V=nR(delta)T to calculate the change in pressure but since the problem lacks on n i can't do that

i haven't tried anything yet i found this on a entrance exam to a university and I've been stuck on it for a while

Car mechanics use compressed air tools to open bolts. Instead of using an air compressor one can also use a tank of pressurized air. There is an air tank with a volume of 50 L to work with. The pressure of the tank is 50 bars when it is stored indoors at 20 °C. The bolt wrench needs at least 10...